/**
 * School Examination Management System - Main Stylesheet
 * 
 * @package blsibiyoni\schoolExam\assets\css
 */

/* Base Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Navbar */
.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Cards */
.card {
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    border: none;
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

/* Buttons */
.btn {
    border-radius: 5px;
    padding: 8px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    border: none;
}

.btn-success:hover {
    background: linear-gradient(135deg, #38ef7d 0%, #11998e 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(17, 153, 142, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
    border: none;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #f45c43 0%, #eb3349 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(235, 51, 73, 0.4);
}

.btn-info {
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    border: none;
}

.btn-info:hover {
    background: linear-gradient(135deg, #6dd5ed 0%, #2193b0 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 147, 176, 0.4);
}

/* Forms */
.form-control {
    border-radius: 5px;
    border: 1px solid #dee2e6;
    padding: 10px;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

label {
    font-weight: 500;
    margin-bottom: 5px;
}

.form-group {
    margin-bottom: 1.5rem;
}

/* Tables */
.table {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
}

.table thead th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    font-weight: 600;
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

/* Status Badges */
.badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.badge-pending {
    background-color: #ffc107;
    color: #212529;
}

.badge-approved {
    background-color: #28a745;
    color: white;
}

.badge-rejected {
    background-color: #dc3545;
    color: white;
}

.badge-verified {
    background-color: #17a2b8;
    color: white;
}

.badge-unverified {
    background-color: #6c757d;
    color: white;
}

/* File Upload */
.file-upload {
    border: 2px dashed #dee2e6;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-upload:hover {
    border-color: #667eea;
    background-color: #f8f9fa;
}

.file-upload.dragover {
    border-color: #667eea;
    background-color: rgba(102, 126, 234, 0.1);
}

.file-upload-icon {
    font-size: 3rem;
    color: #6c757d;
    margin-bottom: 10px;
}

/* Alert Boxes */
.alert {
    border-radius: 10px;
    border: none;
    padding: 15px 20px;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
    color: white;
}

.alert-warning {
    background: linear-gradient(135deg, #f2994a 0%, #f2c94c 100%);
    color: white;
}

.alert-info {
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    color: white;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.footer p {
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .card {
        margin-bottom: 15px;
    }
    
    .btn {
        padding: 6px 15px;
        font-size: 0.9rem;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* Document Preview */
.document-preview {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
    margin-top: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}